664000062 has 32 divisors (see below), whose sum is σ = 1451157120. Its totient is φ = 200874720.

The previous prime is 664000031. The next prime is 664000063. The reversal of 664000062 is 260000466.

It is a junction number, because it is equal to n+sod(n) for n = 663999996 and 664000041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (664000063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32728 + ... + 48980.

It is an arithmetic number, because the mean of its divisors is an integer number (45348660).

Almost surely, 2^664000062 is an apocalyptic number.

664000062 is an abundant number, since it is smaller than the sum of its proper divisors (787157058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

664000062 is a wasteful number, since it uses less digits than its factorization.

664000062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16888.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 664000062 is about 25768.1986564835. The cubic root of 664000062 is about 872.4141614444.

The spelling of 664000062 in words is "six hundred sixty-four million, sixty-two", and thus it is an aban number.